This is the finest made fittings we have ever offered! This is a special mini D-Plug set for direct connection on watercooling parts, such as pumps, making removal extremely easy. Can be use for any product that use G 1/4 fittings. This fitting set is shorter than the BP-WTP-C07 part when your hardware is in tighter quarters. These will screw into any available port. Learn the name; Bitspower Premium water cooling products!